Patents by Inventor Jingming Qu

Jingming Qu has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Plant purification device and control method thereof
    Patent number: 10653077
    Abstract: The present disclosure relates to a plant purification device and control method thereof. A plant purification device includes a plant purification unit and a physicochemical purification unit with adjustable use efficiency, wherein, the physicochemical purification unit is communicated with the plant purification unit; the plant purification device further includes a control module, a contaminant concentration sensor for detecting concentration of indoor contaminants, an air speed detector for detecting air speed of gas entering the plant purification unit, and a fan for driving gas to be supplied into the plant purification unit from the physicochemical purification unit, wherein, the control module is used to adjust the use efficiency of the physicochemical purification unit according to the concentration of indoor contaminants, adjust rotating speed of the fan according to a detection signal of the air speed detector, and further control the air speed of the gas entering the plant purification unit.
    Type: Grant
    Filed: December 14, 2017
    Date of Patent: May 19, 2020
    Assignee: Beijing Center for Physical and Chemical Analysis
    Inventors: Hua Yang, Yuxiang Zhang, Qingjun Liu, Jingming Qu
  • PLANT PURIFICATION DEVICE AND CONTROL METHOD THEREOF
    Publication number: 20180168112
    Abstract: The present disclosure relates to a plant purification device and control method thereof. A plant purification device includes a plant purification unit and a physicochemical purification unit with adjustable use efficiency, wherein, the physicochemical purification unit is communicated with the plant purification unit; the plant purification device further includes a control module, a contaminant concentration sensor for detecting concentration of indoor contaminants, an air speed detector for detecting air speed of gas entering the plant purification unit, and a fan for driving gas to be supplied into the plant purification unit from the physicochemical purification unit, wherein, the control module is used to adjust the use efficiency of the physicochemical purification unit according to the concentration of indoor contaminants, adjust rotating speed of the fan according to a detection signal of the air speed detector, and further control the air speed of the gas entering the plant purification unit.
    Type: Application
    Filed: December 14, 2017
    Publication date: June 21, 2018
    Inventors: Hua Yang, Yuxiang Zhang, Qingjun Liu, Jingming Qu